10 results
Lymphocutaneous Sporotrichiosis Infection

Landscaper w/ painless nodular rash of arm present for months wax and wane; diagnosis?
Lymphocutaneous
painless nodular rash ... trauma leads to skin ... painless, no systemic signs ... biopsy preferred Differential ... Tb, NTM; less common
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
eosinophilia (common ... organ-specific signs ... or symptoms (eg ... , skin or esophageal ... Disorders #Algorithm #Differential
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
Syndrome) is a skin ... inflamed or blistered skin ... development of skin ... deeper into the skin ... small samples of skin
The Stages of Syphilis 

Primary Syphilis 
- The chancre lesion is the hallmark of primary syphilis.
Common sites include ... Syphilis - Rash ... - Less common ... to asymptomatic infection ... granuIomas on skin
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Purpura, ischemic skin ... affects the skin ... • Affects the skin ... cmpkx deposits skin ... Vasculitis: • Skin
Primary Biliary Cirrhosis (PBC) - Summary

PBC Epidemiology:
 • Female:Male 9:1
 • Common European descent
 • Age:
Female:Male 9:1 • Common ... failure PBC Signs ... Examination: • Skin ... bile ducts Differential ... fungal, viral infections
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Purpura, ischemic skin ... - Affects the skin ... Cryoglobulinemic Vasculitis - Skin ... glomerular ischemia - Skin ... Small Vessels: Skin
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
Sun-exposed areas - Skin-colored ... on sun-damaged skin ... dimpling of overlying skin ... Acrochordons (skin ... diagnosis #skin
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
3rd Decade Skin ... fibromyalgia) • Infections ... the context of primary ... Seizures • Strokes Skin ... Kidney disease common
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Autoimmune Myositis - Differential ... Tenderness → Consider infectious ... ) • Anti-Mi2 (skin ... Symptoms: • Gottron rash ... ) • Shawl sign